89801320

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{45817}}^1$

素因数の和:45842

約数の個数: 48

約数和(自身を含む): 235046340

約数和(自身を除く): 145245020

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 45817, 91634, 183268, 229085, 320719, 366536, 458170, 641438, 916340, 1282876, 1603595, 1832680, 2245033, 2565752, 3207190, 4490066, 6414380, 8980132, 11225165, 12828760, 17960264, 22450330, 44900660, 89801320]

約数ペア:

[(1, 89801320), (2, 44900660), (4, 22450330), (5, 17960264), (7, 12828760), (8, 11225165), (10, 8980132), (14, 6414380), (20, 4490066), (28, 3207190), (35, 2565752), (40, 2245033), (49, 1832680), (56, 1603595), (70, 1282876), (98, 916340), (140, 641438), (196, 458170), (245, 366536), (280, 320719), (392, 229085), (490, 183268), (980, 91634), (1960, 45817)]